230268 2021-09-14 09:13:23 -0700 [ iOS Mac Debug ] imported/w3c/web-platform-tests/html/cross-origin-opener-policy/coop-navigated-history-popup.https.html is a flaky failure 2021-09-16 10:29:38 -0700 1 1 1 Unclassified WebKit New Bugs WebKit Nightly Build Unspecified Unspecified RESOLVED FIXED InRadar P2 Normal --- 1 ayumi_kojima webkit-unassigned achristensen cdumez webkit-bot-watchers-bugzilla webkit-bug-importer oldest_to_newest 1793335 0 ayumi_kojima 2021-09-14 09:13:23 -0700 imported/w3c/web-platform-tests/html/cross-origin-opener-policy/coop-navigated-history-popup.https.html Is a flaky failure on iOS, BigSur wk2 Debug, and Catalina E gpuprocess Debug. History: https://results.webkit.org/?suite=layout-tests&test=imported%2Fw3c%2Fweb-platform-tests%2Fhtml%2Fcross-origin-opener-policy%2Fcoop-navigated-history-popup.https.html Diff: --- /Volumes/Data/worker/bigsur-debug-tests-wk2/build/layout-test-results/imported/w3c/web-platform-tests/html/cross-origin-opener-policy/coop-navigated-history-popup.https-expected.txt +++ /Volumes/Data/worker/bigsur-debug-tests-wk2/build/layout-test-results/imported/w3c/web-platform-tests/html/cross-origin-opener-policy/coop-navigated-history-popup.https-actual.txt @@ -1,4 +1,3 @@ -CONSOLE MESSAGE: Can't close the window since it was not opened by JavaScript PASS Popup navigating to other origin with COOP: same-origin and back in history 1793336 1 ayumi_kojima 2021-09-14 09:15:22 -0700 According to the history, it appears that the flaky failure has started somewhere between r282358 and r282379. 1793337 2 webkit-bug-importer 2021-09-14 09:15:46 -0700 <rdar://problem/83104971> 1793406 3 ayumi_kojima 2021-09-14 13:12:33 -0700 The first failure in the history goes back to r281553 (WPE 4.19.0 wk2 Release). I was able to reproduce the failure locally at TOT and r282326 using run-webkit-tests --debug --iterations 50 --exit-after-n-failures 1 imported/w3c/web-platform-tests/html/cross-origin-opener-policy/coop-navigated-history-popup.https.html 1793410 4 ayumi_kojima 2021-09-14 13:19:10 -0700 Marked test expectations: https://trac.webkit.org/changeset/282407/webkit 1793866 5 ayumi_kojima 2021-09-15 14:51:52 -0700 The test is failing on iOS Release as well. Updated test expectations: https://trac.webkit.org/changeset/282476/webkit 1794090 6 cdumez 2021-09-16 10:29:38 -0700 Committed r282559 (241747@main): <https://commits.webkit.org/241747@main>